Numerical Study of Natural Convection from Two Parallel Horizontal Cylinders Enclosed by Circular Cylinder . Tikrit Journal of Engineering Sciences, [S. l.], v. 15, n. 1, p. 51–69, 2008. DOI: 10.25130/tjes.15.1.10. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/635.. Acesso em: 10 sep. 2026.